What made the Colombian exchange different from previous trade routes?

How might the first nations have reacted when they saw that the europeans were moving onto their lands and disrupting their way of life? (this was when the europeans came to canada and tried to claim land to themselves)

Thesis statement for negative effects on immigration

Which one of these were common aspects of war efforts during world war 1 1. rationing 2. war bonds 3. using schools as military facilities 4. child soldiers 5. women working in factories circle all that apply